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The Classic Texts Series is only one of its kind selections of classic pieces that started off as the bestseller and continues to be the same today as well. These classic texts have been designed to work as elementary textbooks, which help the students in building the concepts to prepare for various competitive examinations. The newly updated edition of ‘Plane Trigonometry Part 1’ deals with the modern treatment of various concepts of Plane Trigonometry, to serve as the elementary textbook for all examinations. The book showcases theoretical explanations of various important topics of Plane Trigonometry in order to provide complete understanding to the competitors. Apart from giving conceptual clarity,it also helps in enhancing the practical knowledge with inbuilt practice sets and detailed and authentic solutions. Covering all aspects of Plane Trigonometry, it will surely serve as the complete elementary textbook or studying different concepts of Plane Trigonometry. This book inculcates: 1. The Classical Text series ‘best seller’ – collection of classic pieces of work 2. Works as elementary text book building the concepts 3. Presentsmodern treatment of various concepts of Plane Trigonometry 4. Divided into 21 Chapters 5. Each chapter carries theoretical explanations and unsolved practice exercise for complete practice 6. Chapterwise study, Miscellaneous examples, Five – figures Logarithmic and Trigonometricaltable TOC Chapter 1- Measurement Of Angles;Sexagesimal And Centesimal Measure Circular Or Radian, Measure, Chapter 2-Trigonometrical Ratios For Angles Less Than A Right Angle, Chapter 3- Simple Problems In Height & Distance, Chapter 4- Applications Of Algebraic Signs To Trigonometry Tracing The Changes In The Ratios, Chapter 5- Trigonometrical Ratios Of Any Size & Sign, Chapter 6- General Expressions For All Angles Having A Given Trigonometrical Ratio, Chapter 7- Trigonometrical Ratios Of The Sum & Difference Of Two Angles Product Formulae, Chapter 8- Trigonometrical Ratios Of Multiple And Submultiple Of Angles Explanation Of Ambiguities,Chapter 9- Identities And Trigonometrical Equations, Chapter 10- Logarithms,Chapter 11- The Principle Of Proportional Parts, Chapter 12- Relations Between Side & Trigonometrical Ratios Of The Angles Of A Triangle, Chapter 13- SolutionTo Triangles, Chapter 14- Heights & Distances, Chapter 15- Properties Of A Triangle, Chapter 16- Quadrilaterals, Chapter 17- Trigonometrical Ratio,Chapter 18- Inverse Circular Functions, Chapter 19- Summation Of Some Simple Trigonometrical Series, Chapter 20- Elimination, Chapter 21- Projections,Miscellaneous Examples, Answers, Five-Figure Logarithmic And Trigonometrical Tables